Cab wall for a vehicle



FIG. 1 is a perspective view of a left-side cab wall for a vehicle showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof; and,

FIG. 4 is a left side view thereof.

The right-side cab wall for a vehicle is a mirror image of the design shown in FIGS. 1-6.

The broken lines showing various features are for illustrative, environmental purposes only and form no part of the claimed design. 

The ornamental design for a cab wall for a vehicle, as substantially shown and described. 